Merge pull request #1389 from filecoin-project/feat/chain-get-raw-type

cli: add cbor-hex type to chain get

cli/chain.go

@@ -451,6 +451,8 @@ var chainGetCmd = &cli.Command{
 
 		var cbu cbg.CBORUnmarshaler
 		switch t {
+		case "raw":
+			cbu = nil
 		case "block":
 			cbu = new(types.BlockHeader)
 		case "message":
@@ -476,6 +478,11 @@ var chainGetCmd = &cli.Command{
 			return err
 		}
 
+		if cbu == nil {
+			fmt.Printf("%x", raw)
+			return nil
+		}
+
 		if err := cbu.UnmarshalCBOR(bytes.NewReader(raw)); err != nil {
 			return fmt.Errorf("failed to unmarshal as %q", t)
 		}